| Model Year | 2015 | 2021 | |
| Model | Mercedes-Benz C-Class | Porsche Macan | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 2,840 mm | 2,807 mm | 0 mm |
| Length | 4,686 mm | 4,696 mm | 0 mm |
| Width | 1,811 mm | 1,935 mm | 0 mm |
| Height | 1,443 mm | 1,623 mm | 0 mm |
| Curb Weight | 1,550 kg | 1,859 kg | 0 kg |
| Fuel Capacity | 68 L | 75 L | -7 L |
| Headroom, Row 1 | 942 mm | 0 mm | 942 mm |
| Shoulder Room, Row 1 | 1,405 mm | 0 mm | 1 mm |
| Legroom, Row 1 | 1,059 mm | 0 mm | 1 mm |
| Headroom, Row 2 | 942 mm | 0 mm | 942 mm |
| Shoulder Room, Row 2 | 1,397 mm | 0 mm | 1 mm |
| Legroom, Row 2 | 894 mm | 0 mm | 894 mm |
| Total Legroom | 1,953 mm (over 2 rows) | 0 mm (over 1 row) | 1 mm |
| Cargo Volume, Minimum | 357 L | 498 L | -141 L |
| Cargo Volume, Maximum | 12.6 | 1,498 L | 11.6 |
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz C-Class.
None of our members have yet commented on the seat room and comfort of the 2021 Porsche Macan.